Hitachi Compute Blade 2000 User Manual page 517

 SDN command
You can shut down the system. Enter SDN at the prompt, and press Enter.
5713RF0 NNNNN(0)SVP> SDN
<< SDN - System shutdown. >>
-- Shutdown menu --
S. Shutdown system.
Q. Quit.
(S,[Q]) :
Select a menu item you require from the following list, and execute it.
Menu
S. Shutdown system.
Q. Quit
(Enter)
Shuts down the system.
Quits the SDN command.
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Description